Thursday, November 18, 2010

CAN SOMEBODY PLEASE ANSWER THESE!?!?! 10POINTS?

6. What happens when you compress a gas? (Points: 3)

You decrease its temperature.

You decrease its pressure.

You increase its volume.

You increase its density.





7. In the Gas Laws lab, you changed temperature to change __________. (Points: 3)

gravity



volume



pressure







8. Which of the following is the most accurate statement concerning volume and pressure of a gas? (Points: 3)

Volume of a gas is always greater than pressure of that gas in any container.

Volume of a gas is directly proportional to pressure of that gas in any container.

Volume of a gas is inversely proportional to pressure of that gas in any container.

Volume of a gas is equal to pressure of that gas in any container.





9. What is the temperature of a gas in which the atoms are moving very, very slowly? (Points: 3)

room temperature

cold

hot





10. Which of the following measures atmospheric pressure? (Points: 3)

a barometer

a thermometer

a ballast tank





11. How is pressure measured? (Points: 3)

Pressure is measured as force per inch.

Pressure is measured as force per gram.

Pressure is measured as force per unit area.

Pressure is measured as force divided by massCAN SOMEBODY PLEASE ANSWER THESE!?!?! 10POINTS?
dude, google is amazing and wont get pissed off about 10 freaking questions.CAN SOMEBODY PLEASE ANSWER THESE!?!?! 10POINTS?
10 th one is barometer

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